The electric field 1.5 cm from a very small charged object points toward the object with a magnitude of 180,000 N/C
What is the charge on the object? (k = 1/4??0 = 8.99 × 109 N ? m2/C2)
A) -4.5 nC
B) +4.5 nC
C) -5.0 nC
D) +5.0 nC
A
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What resolving power is needed to resolve spectral lines at 651.22 nm and 651.81 nm?
A) 1100 B) 1000 C) 1200 D) 1400 E) 1300
Uplift of the Rocky Mountains was a result of
A) compressional forces. B) tensional forces. C) crustal extension. D) none of these
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